1951 Alvis TB 21 vs. 2005 Rover 45
To start off, 2005 Rover 45 is newer by 54 year(s). Which means there will be less support and parts availability for 1951 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TB 21 would be higher. At 2,993 cc (6 cylinders), 1951 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 2005 Rover 45 (99 HP @ 4000 RPM) has 8 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2005 Rover 45 should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 2005 Rover 45 (240 Nm) has 36 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 2005 Rover 45 will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TB 21.
Compare all specifications:
| 1951 Alvis TB 21 | 2005 Rover 45 | |
| Make | Alvis | Rover |
| Model | TB 21 | 45 |
| Year Released | 1951 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 99 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 204 Nm | 240 Nm |
| Engine Bore Size | 84 mm | 84.5 mm |
| Engine Stroke Size | 90 mm | 88.9 mm |
| Engine Compression Ratio | 7.1:1 | 19.5:1 |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4430 mm | 4370 mm |
| Vehicle Width | 1680 mm | 1700 mm |
| Wheelbase Size | 2750 mm | 2630 mm |
